Ubuntu Security Notice USN-3434-2

Ubuntu Security Notice 3434-2 - USN-3434-1 fixed a vulnerability inA A Libidn. This update provides the corresponding update for Ubuntu 12.04 ESM. A It was discovered that Libidn incorrectly handled decoding certain A digits. A remote attacker could use this issue to cause Libidn to A crash, resulting in a denial of service, or possibly execute arbitrary A code. Various other issues were also addressed.

USN-3434-1 fixed a vulnerability inA A Libidn. This updateprovides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

A It was discovered that Libidn incorrectly handled decoding certainA digits. A remote attacker could use this issue to cause Libidn toA crash, resulting in a denial of service, or possibly execute arbitraryA code.

Update instructions:

The problem can be corrected by updating your system to the followingpackage versions:

Ubuntu 12.04 ESM:A libidn11A A A A A A A A A A A A A A A A A A A A A A A A 1.23-2ubuntu0.2

In general, a standard system update will make all the necessarychanges.